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Magpul MBUS 3 Rear Sight Black
Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.
$59.99
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SKU: MAG1167-BLK-840815132196
Overview
Designed as a compact backup sight for AR platforms, this rear sight is built to stay unobtrusive until it is needed. It attaches to MIL-STD-1913 Picatinny rails and uses a spring-loaded flip-up design, with standard AR height when deployed. The low-profile folded shape and impact-resistant polymer construction make it a practical choice for hunters and shooters who want a streamlined setup without adding unnecessary bulk.
Why Hunters Choose the Magpul
Slim, Low-profile
Design stays compact when folded
Standard Ar
Height when deployed for familiar
Attaches Mil-std-1913
Picatinny rails for straightforward mounting
Spring-loaded Flip-up
Design supports quick deployment
Impact-resistant Polymer
Construction offers a lightweight 1.06
Key Features
- Magpul MBUS 3 rear sight for standard AR height when deployed.
- Attaches to MIL-STD-1913 Picatinny rails.
- Spring-loaded flip-up design for quick deployment.
- Impact-resistant polymer construction.
- Low-profile folded height of 0.55 inches.
- Black finish with included hardware; weighs 1.06 oz.
Best Used For
- For hunters building a compact backup sight setup on a standard AR platform.
- For shooters who want a low-profile rear sight that stays unobtrusive when folded.
- For users mounting accessories on MIL-STD-1913 Picatinny rails.
- For those seeking a spring-loaded flip-up rear sight for range or field use.
- For hunters and shooters prioritizing a simple, lightweight polymer sight option.
Specifications
| Blade Finish | Black Finish |
|---|---|
| Color | Black |
| Construction | Impact-Resistant Polymer Construction |
| Deployment Height | Standard AR Height When Deployed |
| Design | Spring-Loaded Flip Up Design |
| Folded Height | 0.55" |
| Item Number | MAG1167-BLK |
| Made In Usa | Made in the USA |
| Rail Compatibility | MIL-STD-1913 Picatinny Rails |
| Sight Type | Rear Sight |
| Weight | 1.06 oz |
| Weight With Hardware | 30 grams with hardware |
| Width At Widest Point | 1.38" |
Pros
- Slim, low-profile design stays compact when folded on the rifle.
- Standard AR height when deployed for familiar sight alignment.
- Attaches to MIL-STD-1913 Picatinny rails for straightforward mounting.
- Spring-loaded flip-up design supports quick deployment.
- Impact-resistant polymer construction offers a lightweight 1.06 oz profile.
- Black finish provides a clean, subdued appearance.
Considerations & Trade-offs
- Designed for MIL-STD-1913 Picatinny rails, so it is not a universal fit for every setup.
- As a rear sight only, it is intended to work as part of a complete sighting system rather than as a standalone solution.
- The low-profile folded design helps reduce bulk, but it also means a smaller sight body to manipulate when deploying or adjusting.
- Impact-resistant polymer construction keeps weight down, but it may not appeal to users who prefer metal sight components.
Suggested Comparisons
- Backup iron sight for AR platforms
- Flip-up rear sight
- Picatinny rail-mounted sight
- Polymer firearm accessory
Suggested Accessories
- Picatinny rail mount
- Front sight
- Sight adjustment tool
- Protective case
Frequently Asked Questions
What type of rifle setup is the MBUS 3 Rear Sight designed for?
The product data says it is a standard AR-height rear sight when deployed and attaches to MIL-STD-1913 Picatinny rails.
How compact is the MBUS 3 Rear Sight when folded?
According to the listed specifications, it measures 0.55 inches high when folded and 1.38 inches at its widest point.
What material is the MBUS 3 Rear Sight made from?
The source data lists impact-resistant polymer construction.
How does the MBUS 3 Rear Sight deploy?
It uses a spring-loaded flip-up design.
What finish and color does this rear sight come in?
The product is listed with a black finish and is identified as the MBUS 3 Rear Sight Black.